Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Clade neomura Cavalier-Smith, 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Clade discaria Cavalier-Smith, 2021
Clade dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
[crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
[crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
[crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
Kingdom Animalia Linnaeus, 1758 - animals
Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
Subkingdom Bilateria Hatschek, 1888 - bilaterians
Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
Infrakingdom Protostomia Grobben, 1908
Superphylum Spiralia Schleip, 1929
Clade Gnathifera Ahlrichs, 1995
Phylum Syndermata Ahlrichs, 1995
Hemirotifera
Pararotatoria Sudzuki, 1964
Acanthocephala Kohlreuther, 1771
Class Palaeacanthocephala (Meyer, 1931)
Order Echinorhynchida Southwell & Macfie, 1925
Family Cavisomatidae Petrochenko, 1956
Genus Caballerorhynchus Salgado-Maldonado, 1977
Genus Cavisomaᵀ Van Cleave, 1931
Genus Echinorhynchoides Achmerov & Dombrovskaja-Achmerova, 1941
Genus Femogibbosus Paruchin, 1973
Genus Filisoma Van Cleave, 1928
Genus Megapriapus Golvan, 1957
Genus Neorhadinorhynchus Yamaguti, 1939
Genus Paracanthorhynchus Edmonds, 1967
Genus Paracavisoma Kritscher, 1957
Genus Pseudocavisoma Golvan & Houin, 1965
Genus Rhadinorhynchoides Fukui & Morisita, 1937